Pronunciation continues to grow in importance because of its key roles in speech recognition, speech perception, and speaker identity. Computer is being increasingly used in teaching English pronunciation to enhance its quality. The purpose of this paper is to discuss the advantages of using computer in English pronunciation instruction. Understanding the advantages of computer is an important step in the successful use of computer into English language teaching in general and pronunciation instruction in particular. Findings from empirical research, teachers’ roles in using computer, and implications for language teachers and learners are also discussed.